UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7cobGD/6B3X61CTRRinjh2OBPk6g2Yjq26xrgdqbWxk=' 
WHERE 
  key_id = 'e26daa4d82b019be675a4a7570f5a75f6078f344b4440fcad5875bad0dd3a3f5' 
  AND (
    token = '7cobGD/6B3X61CTRRinjh2OBPk6g2Yjq26xrgdqbWxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )